Home / 448,407,321.46-618,802,488.87-250,168,846.98

Finding the Fourth Proportional to 448,407,321.46, 618,802,488.87 and 250,168,846.98

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Solution

The fourth proportional to 448,407,321.46, 618,802,488.87 and 250,168,846.98 is: 345,233,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,407,321.46 : 618,802,488.87 = 250,168,846.98 : x
  2. Step 2: Convert to fraction form
    448,407,321.46/618,802,488.87 = 250,168,846.98/x
  3. Step 3: Cross multiply
    448,407,321.46x = 618,802,488.87 × 250,168,846.98
  4. Step 4: Simplify right side
    448,407,321.46x = 154,805,105,150,344,544
  5. Step 5: Solve for x
    x = 154,805,105,150,344,544/448,407,321.46
  6. Step 6: Final answer
    x = 345,233,223.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.